// Karma configuration

module.exports = function (config) {
  config.set({

    // base path that will be used to resolve all patterns (eg. files, exclude)
    basePath: '',

    // frameworks to use
    // available frameworks: https://npmjs.org/browse/keyword/karma-adapter
    frameworks: ['jasmine'],

    // list of files / patterns to load in the browser
    files: [
      'test/*.js'
    ],

    // list of files to exclude
    exclude: [
      '**/*.swp'
    ],

    // preprocess matching files before serving them to the browser
    // available preprocessors: https://npmjs.org/browse/keyword/karma-preprocessor
    preprocessors: {
      'test/*.js': ['webpack']
    },
    webpack: {
      resolve: {
        extensions: ['.js', '.vue'],
        modules: [
          '.',
          'node_modules'
        ]
      },
      module: {
        rules: [
          {test: /\.vue$/, loader: 'vue-loader'},
          {test: /\.js$/, loader: 'babel-loader', exclude: /node_modules/}
        ]
      },
      devtool: 'inline-source-map'
    },

    // test results reporter to use
    // possible values: 'dots', 'progress' // available reporters: https://npmjs.org/browse/keyword/karma-reporter
    reporters: ['progress'],

    // web server port
    port: 9876,

    // enable / disable colors in the output (reporters and logs)
    colors: true,

    // level of logging
    // possible values: config.LOG_DISABLE || config.LOG_ERROR || config.LOG_WARN || config.LOG_INFO || config.LOG_DEBUG
    logLevel: config.LOG_INFO,

    // enable / disable watching file and executing tests whenever any file changes
    autoWatch: true,

    // start these browsers
    // available browser launchers: https://npmjs.org/browse/keyword/karma-launcher
    browsers: ['Chrome'],

    // Continuous Integration mode
    // if true, Karma captures browsers, runs the tests and exits
    singleRun: false,

    // Concurrency level
    // how many browser should be started simultaneous
    concurrency: Infinity,
    webpackMiddleware: {
      stats: 'errors-only'
    }
  })
}
